49399825 has 12 divisors (see below), whose sum is σ = 61742080. Its totient is φ = 39206160.

The previous prime is 49399817. The next prime is 49399843. The reversal of 49399825 is 52899394.

It is not a de Polignac number, because 49399825 - 2³ = 49399817 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4605 + ... + 10954.

Almost surely, 2^49399825 is an apocalyptic number.

It is an amenable number.

49399825 is a deficient number, since it is larger than the sum of its proper divisors (12342255).

49399825 is a wasteful number, since it uses less digits than its factorization.

49399825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15696 (or 15691 counting only the distinct ones).

The product of its digits is 699840, while the sum is 49.

The square root of 49399825 is about 7028.5009070214. The cubic root of 49399825 is about 366.9231699233.

The spelling of 49399825 in words is "forty-nine million, three hundred ninety-nine thousand, eight hundred twenty-five".